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From £21,880
Can design and Construction
Erald Kanani
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Render
Experienced extension builder ready to quote for your work. Render is the best extension builder in Manor Park. No obligation free quotes and many ...
Decorating Building Service
Decorating Building Service are here to help customers who need an Extension Builder in Manor Park. We offer a competitive rate to complete all you...
Kunshi Services UK Ltd
Kunshi Services UK Ltd is a trusted extension builder serving customers in Manor Park and the surrounding area. Contact us to today to get a compet...
From £22,176
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in Manor Park and the surrounding area. Contact us to today to get a competiti...
CC&D BUILDING LTD
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Manor Park. No obligation free quote...
M Saleem Builders
Relax... you have found a reliable extension builder in Manor Park. M Saleem Builders is a friendly and reliable company based in Manor Park who co...
UK Drywall Ltd
UK Drywall Ltd is an established and experienced local extension builder in Manor Park. Please contact us for a free, no obligation quote and compe...
KS Plastering SERVICE
Sampson Essien
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
GNB Construction Builders Ltd
Trusted and professional extension builder in Manor Park. Experienced in all extension buildering work and keeping within budget and on quote. GNB ...
Flat roof extension cost in Manor Park
A flat roof extension ranges from the cheapest of £21,880 (Can design and Construction based in Ig11) to the dearest of £22,712 (Render based in IG1), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in Manor Park by posting a job with HaMuch. We'll send it to extension builders in Manor Park.
- How much does a flat roof extension cost?
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- Factors affecting the cost of flat roof extensions
- Advantages and disadvantages of flat roofs
- Which is cheaper: a flat roof or pitched roof?
- How long does a flat roof extension take?
- Do you need planning permission for a flat roof extension?
- How long does a flat roof last?
- Can you walk on a flat roof extension?
- What insulation do I need for a flat roof extension?
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Estimates for common extension builder jobs in Manor Park;
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.
Underpin a building - £17,725
Two storey extension - £88,337
Build a timber frame extension - £26,225
Build a swimming pool - £81,225
Single storey extension - £59,496
Side return extension - £44,029
Install an RSJ - £2,425
Outbuilding - £10,225
Build a Mansard loft conversion - £52,225
Loft conversion - £35,858
Build a kitchen extension - £42,225
Hip to gable loft conversion - £42,225
Granny annexe - £87,225
Garden office - £10,225
Convert a Garage - £16,225
Garage - £18,725
Build a flat roof extension - £22,225
Build a dormer loft conversion - £42,225
Concrete foundations - £6,475
Convert a bungalow loft - £29,225
Convert a basement - £40,029